Using select()
The select() function is not only for selecting, you can use it to create new columns as well! In this exercise, you'll have a go at making changes to the wages DataFrame.
The wages dataset and the DataFrames and Statistics packages have been loaded for you.
本练习是课程的一部分
Data Manipulation in Julia
交互式实操练习
通过完成这段示例代码来试试这个练习。
# Select columns and rename the region column
____(____, ____, ____ => ____, ____"____")